CVE-2026-55955 Apache Tomcat: EncryptInterceptor not protected against replay attacks

Beschreibung des Herstellers (englisch)

Improper Authentication vulnerability in Apache Tomcat allowed a replay attack against the EncryptionInterceptor in the cluster component. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.13 through 9.0.18, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109. Users are recommended to upgrade to version 11.0.23, 10.1.56, 9.0.119, which fixes the issue.

Stammdaten

Hersteller

Apache Software Foundation

Betroffene Produkte

• Apache Tomcat

CVSS 3.1

6.5 (MEDIUM)

Vektor

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Schwachstellentyp

CWE-287: Improper Authentication

Veröffentlicht

29. Juni 2026

Offizielle Quellen

• CVE.org
• NVD
• Hersteller-Advisory

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